Describe how a DBMS optimises queries by making use of each of the eight cost estimating approaches and heuristic principles, as well as how this impacts the amount of work that a DBA has to complete.

COMPREHENSIVE MICROSOFT OFFICE 365 EXCE
1st Edition
ISBN:9780357392676
Author:FREUND, Steven
Publisher:FREUND, Steven
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Describe how a DBMS optimises queries by making use of each of the eight cost estimating approaches and heuristic principles, as well as how this impacts the amount of work that a DBA has to complete.

 

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